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left atrium

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Definition: Play

noun. The upper left chamber of the heart that receives oxygenated blood from the pulmonary veins and pumps it into the left ventricle.

Sentence: Play Play

Theleft atriumplays a crucial role in the circulatory system by receiving oxygen-rich blood from the lungs.

Synonyms: Play

left heart chamber; atrium sinistrum; left upper chamber

Antonyms: Play

right atrium; left ventricle; right ventricle

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